/**
 *  Copyright (c) 1997-2013, www.tinygroup.org (luo_guo@icloud.com).
 *
 *  Licensed under the GPL, Version 3.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *       http://www.gnu.org/licenses/gpl.html
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package org.tinygroup.jsqlparser.expression;

/**
 * Extract value from date/time expression. The name stores the part - name to
 * get from the following date/time expression.
 *
 * @author tw
 */
public class ExtractExpression implements Expression {

	private String name;
	private Expression expression;


	public void accept(ExpressionVisitor expressionVisitor) {
		expressionVisitor.visit(this);
	}

	public String getName() {
		return name;
	}

	public void setName(String name) {
		this.name = name;
	}

	public Expression getExpression() {
		return expression;
	}

	public void setExpression(Expression expression) {
		this.expression = expression;
	}


	public String toString() {
		return "EXTRACT(" + name + " FROM " + expression + ')';
	}
}
